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P4A845D 

(INTEL i845D Chipset, S-478) 

With DDR 200/ 266 Memory 

For Pentium

®

 4 400MHz FSB  PC System 

Main Board 

User’s Manual  

(Ver.:1.0) 

 
 

Summary of Contents for p4a845d

Page 1: ...P4A845D INTEL i845D Chipset S 478 With DDR 200 266 Memory For Pentium 4 400MHz FSB PC System Main Board User s Manual Ver 1 0 ...

Page 2: ...e system or translated into any natural or computer language in any form or by any means without prior written permission This manual and the information contained here are protected by copyright All rights reserved Copyright 2001 All Rights Reserved Revision History Revision Date Release Notes 1 0 Dec 2001 First Official Release ...

Page 3: ...without notice The manufacturer of the system board will not be held responsible for technical or editorial omissions made herein nor for the incidental or consequential damages resulting from its furnishing performance functionality or use Subsequent changes to this manual will be incorporated into the next edition We welcome any suggestion regarding this manual or our computer products Trademark...

Page 4: ... 2 JP3 Keyboard Wake Up Function 9 2 4 CPU Installation 10 2 4 1 CPU and System Cooling 13 2 5 Connectors 14 2 5 1 Front Panel 14 2 5 2 Back Panel Connectors 16 2 5 3 Power Supply Connector 18 2 5 4 Floppy Disk Connector 19 2 5 5 IDE1 and IDE2 20 2 5 6 Internal Audio Connecotrs 21 2 5 7 WOL1 WakeUp On LAN Optional 22 2 6 Memory 23 2 6 1 Memory Installation 24 Chapter 3 Software Installation 25 3 1...

Page 5: ...59 5 1 Memory Map 59 5 2 I O Map 60 5 3 Time DMA Channels Map 61 5 4 Interrupt Map 62 5 5 RTC CMOS RAM Map 63 5 6 ISA I O Address Map 64 Chapter 6 Q A 66 Important Warnings STOP WARNING NEVER run the processor without the heatsink properly and firmly attached This will damage the processor within SECONDS Also do NOT try to use Pentium Heatsinks these will NOT fit and do NOT provide adequate coolin...

Page 6: ...nt in the manual It describes in detail how to set the motherboard up for operation Read all information and follow all steps especially if you are a new user Software Installation The software section describes the drivers that need be installed to make your OS operates properly The drivers are provided on the driver CD BIOS Setup Information on how to enter the BIOS setup and change settings is ...

Page 7: ...versal Serial Bus USB The platform is also ACPI compliant and supports Full on Suspend to Disk and Soft off power management states Memory This motherboard comes equipped with two Double Data Rate DDR Memory Module sockets to support DDR 200MHz 266MHz compliant 32 64 128 256MB or 512MB DDR Modules up to 2GB Only supports DDR 200 266 memory AGP Accelerated Graphics Port Allows only AGP 2 0 includin...

Page 8: ...he southbridge of the chipset The IrDA connector supports an optional IR remote control device for wireless interfacing with external peripherals personal gadgets or an optional remote controller System BIOS This motherboard comes with a 2MB BIOS that provides CPU SDRAM frequency boot block write protection and HD SCSI CD Floppy boot selection DMI is also supported through BIOS which allows hardwa...

Page 9: ...4 ...

Page 10: ...ystem configuration Brookdale MCH Intel Pentium 4 processor System Bus 3 2GB s 2 1GB s 8 Bit Hub Interface 266MB s AGP4X 1 5V 1 06GB s DDR200 266 ICH2 AGP Graphics AC 97 Modem CODEC optional 2 ATA100 IDE Channels 4 USB 1 1 Ports PCI Bus SIO Flash BIOS DDR200 266 ...

Page 11: ...ginal package until you are ready to install it In the package there are This motherboard 1 Manual 1 Driver Installation CD ROM 1 IDE ATA 66 100 Flat Cable 1 Floppy Disk Drive Flat Cable B Make sure power is off During hardware installation be sure that there is no power connected during this period C Avoid ESD Electrical Static Discharge While installing the main board wear a grounded wristband o...

Page 12: ... Supply 2 AUX_1 Power Supply 3 CPU Socket 478 4 CP_FAN1 5 DIMM 6 PW FAN1 7 FDD 8 IDE 9 Intel i845 10 FW82801BA 11 BATTERY 12 BIOS 13 IDE RAID 0 1 OPTIONAL 14 SY_FAN1 15 CNR slot 16 WOL1 17 PCI slot 18 Sound Codec 19 AGP slot 20 GAME PORT LINE IN LINE OUT MIC IN 21 LPT COM 22 USB 23 PS 2 Mouse K B ...

Page 13: ...e K B USB Socket 478 COM1 COM2 LINE OUT LINE IN MIC IN Sound Codec Intel i845D CNR1 USB2 WOL1 BIOS FDC1 IDE1 IDE2 JP 7 Intel FW82801BA JP 6 IDE3 optional IDE4 optional JP 2 JP 3 SOFT_PWR PWR_LED SUSLED HDD_LED RESET SPEAKER CD_IN1 TELE1 AUX_IN1 AUX_1 AUX_PW1 ...

Page 14: ... in the BIOS e g the ratio for 1 5G CPU is x15 20G CPU is x20 Please refer to page 58 2 3 1 JP2 JP7 USB Wake Up Function JP2 JP7 are 3 pin selector which provides USB wake up function Set 1 2 to disable and set 2 3 to enable USB wake up function 3 2 1 3 2 1 Set 1 2 Normal 5V USB Set 2 3 Enabled USB Wake Up Function JP 7 JP 2 1 JP2 JP7 USB Wake Up Function Selector ...

Page 15: ...a 3 pin selector that provides keyboard wake up function Set 1 2 to disable and set 2 3 to enable keyboard wake up function 3 2 1 3 2 1 Set 1 2 Normal default Set 2 3 Enabled keybaord Wake Up Function JP 3 1 JP 3 Keyboard Wake Up Function Selector ...

Page 16: ...sink and fan assembly Step 1 The following figure shows the processor socket Note that the release lever on the right side of the socket is down and latched This position is used to lock the processor in place The lever must be raised to install the processor To do this first push the lever sideways to unlatch it then raise it all the way up approximately 90 degrees Step 2 The processor pin array ...

Page 17: ...ly attached Step3 The picture below shows the bottom of the heatsink Notice the step in the heatsink surface this portion fits over the top of the socket where the legend Socket 478 is molded into the plastic The heatsink must be mounted with this step above the top of the socket or the heatsink will not be touching the processor properly The next picture shows the removal of the plastic film from...

Page 18: ... but initially it will require you to use a finger on one hand to push the latch down and use your other hand to push the latch in This is the part you need to practice to install the clip properly When you are holding the heatsink make sure you do apply pressure to the fan You could damage it and cause thermal failure of the processor STOP WARNING Be careful not to scrape the motherboard during t...

Page 19: ...llows the use of in all 3 FANs Of these 3 FANs 1 can be used by the CPU Heatsink assembly The other 2 FAN Headers allow connection of a Chassis Fan and a Power Supply FAN respectively For a the location of the FAN connectors refer to the following picture No jumper is needed for CPU installation But need to set CPU clock ration under Frequency Voltage Control in BIOS e g 1 5G Fan Signal GND 12V SE...

Page 20: ...ctors on this main board Refer to the following pages for details 2 5 1 Front Panel Front panel has connectors as SPEAKER RESET HDD_LED SUSLED PWR_LED SOFT PWR Please refer the details as below SOFT_PWR PWR_LED SUSLED HDD_LED RESET SPEAKER ...

Page 21: ...se front panel Shorting both pin 1 pin 2 can reset the system which is similar to the power off and then on again HDD LED Hard Disk activity LED connector is a 2 pin keyed Berg strip It is used to connect to front panel Hard Disk LED This LED will light up whenever one of your IDE devices is being accessed PWR LED is a 3 pin connector It is used to connect to the LED on the case front panel The LE...

Page 22: ...17 2 5 2 Back Panel Connectors There are PS 2 keyboard mouse USB COM1 2 LPT1 MIC LINE IN LINE OUT and GAME Ports on case back panel Please refer to more details as below ...

Page 23: ...st The keyboard must be inserted into the lower connector The Mouse can be plugged in in only one way too Please do not force the connector in it may get damaged by use of excessive force LPT The onboard parallel port is a 25 pin female connector It supports standard printer port Enhanced Parallel Port EPP Extended Capabilities Port ECP Standard Parallel Port SPP USB USB Universal Serial Bus Conne...

Page 24: ...he ATX power supply supports the function of the Soft Power On Momentary switch which connects the front panel switch to the 2 pin SOFT PWR on the system board While the power switch on the back of ATX power is turned on the full power will not go into the system board until the front panel switch is momentarily pressed Push the switch again to turn off the power to the system board ATX Power AUX_...

Page 25: ...wo floppy drives can be connected to the mother board known as floppy A and B The BIOS allows you to disable the floppy controller if you do not use any floppy driver that will free an Interrupt The BIOS also allows swapping of floppy A and B although this will not be useful to most users FDD FLOPPY DISK CONNECTOR ...

Page 26: ...ave is the IDE device conneced to IDE 1 as Slave Jumpers on the IDE device determine Master and Slave settings Your harddisk or CD ROM should have a sticker with jumper settings Make sure that you set these jumpers correct Please use the following advice as reference If you have only device connected to an IDE connector always set it as Master If you have one HDD and CD ROM in your system then con...

Page 27: ...22 2 5 6 Internal Audio Connectors Internal Audio Connectors is CD_IN it is a CD ROM external audio input signal to line out speaker of the main board Internal Audio Connector CD_IN ...

Page 28: ...r To support this feature a network card is required for the system and network management software must be installed too WOL1 Wake Up On LAN WOL1 Wake up on LAN function requirement Power supply should be able to offer at least 1A current driving ability to the signal 5V trickle voltage ...

Page 29: ...MB memory sizes between 64MB to 512MB can be formed this way Refer to the picture below for the position of the DIMM slots DDR1 DDR2 Memory speed is controlled through the BIOS on the Advanced Chipset Features Setup page you will find several items related to DDR speed Refer to the BIOS section for more details Only DDR double data rate memory is acceptable for this mainboard PC 100 133 not accept...

Page 30: ...y Installation The DIMM modules can be inserted in DIMM slots 1 to 2 Because of the two notches in the DIMM module it can be inserted in only one way Please refer to the picture below for information on how to insert the DIMM modules STOP WARNING Make sure that you unplug your power supply when adding or removing memory modules or other system components Failure to do so may cause severe damage to...

Page 31: ...e drivers CD driver is always updated with the latest version so the actual CD content may be somewhat different from the above picture 1 Main boards 6va693a 6va693am 6va694 6vapm 6vmple1_2 6vple1 I810 I815e I845 Intv K7mkle K7vat Ktapro Kx133 Net2100 P4sad P4smd P4vas Tv2100 Vap266a please select I845 directory for this main board 2 DX8 Windows DirectX8 driver 3 Flashrom BIOS flash upgrade utilit...

Page 32: ... INF Path root Intel inf Setup exe 2 Setup3 Install Sound Driver For Windows95 Path root IntelAC97 Alc Win95 Setup exe For Windows98 Path root IntelAC97 Alc Win98 Setup exe For Windows2000 Path root IntelAC97 Alc Win2000 Setup exe For WindowsNT Path root IntelAC97 Alc Winnt Setup exe ...

Page 33: ...elow BIOS The BIOS IC is inserted in an IC socket which means that it can be removed and exchanged for another IC if necessary Is updating my BIOS necessary As a general rule if your system is functioning properly and you are not an experienced user do not try to update the BIOS Only if you have specific problems that a BIOS update may solve may it be advisable to update the BIOS The update proces...

Page 34: ...tem BIOS Cacheable in Advanced Chipset Features Video BIOS Shadow in Advanced BIOS Features Save the changes by selecting save and exit and restart the computer Press Ctrl F5 just before Windows is starting up right after the second BIOS screen for a DOS boot you will see the message Windows is bypassing all your startup files You end up at a DOS prompt Now type cd FLASH to change to the newly cre...

Page 35: ...t settings You can load default values into the CMOS memory by selecting Load Optimized Defaults in the BIOS Setup If you need to force the CMOS settings to default without entering the BIOS Setup page you can use the JP6 jumper For the location of the jumper and the battery refer to the following picture JP 6 Battery Normally JP6 will be in the 1 2 position this will connect the battery to the so...

Page 36: ...nd set it back to 1 2 Put the power cord back and restart the system the default values will be loaded CMOS Status JP6 Retain CMOS settings Clear CMOS Settings CMOS 1 2 3 1 2 3 The following part of this chapter will describe the individual BIOS Setup pages and all the items that can be adjusted to fine tune your system ...

Page 37: ...rals Set User Password Power Management Setup Save Exit Setup PnP PCI Configurations Exit Without Saving PC Health Status Esc Quit F9 Menu in BIOS Select Item F10 Save Exit Setup Time Date Hard Disk Type Selecting items To Select items use the following method Use the arrow keys to move between items and select fields Press enter to enter the selected submenu Submenus All items that start with a a...

Page 38: ...ptimized Defaults Loads all options with the Optimized Default values Save Exit Setup When you select the SAVE EXIT SETUP option from the Main Menu all changes that you made will be saved to the CMOS memory and the setup utility will exit rebooting your system CMOS SETUP UTILITY Copyright 1984 2001 Award Software Standard CMOS Features Frequency Voltage Control Advanced BIOS Features Load Optimize...

Page 39: ...ard Software Standard CMOS Features PC Health Status Advanced BIOS Features Frequency Voltage Control Advanced Chipset Features Load Optimized Defaults Integrated Periphral Power Manag Quit without Saving Y N tup PnP PCI Conf Exit Without Saving PC Health Status Pressing Y and enter will Exit without saving pressing N and enter will not Exit ...

Page 40: ...n Drive B None Video EGA VGA Halt On All But Keyboard Base Memory 640K Extended Memory 31744K Total Memory 32768K Move Enter Select PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults This screen allows you to change the basic CMOS Settings such as date and time harddisk type etc After you have made the changes you need to make press ESC to ...

Page 41: ...dary Slave IDE 2 second device Values Meaning IDE HDD Auto Detection Press Enter Pressing Enter will make the BIOS auto detect the IDE device on this channel The result will be displayed below starting with the capacity item These items are read only Auto This will auto detect the device at each boot up Manual This will use the setting set by the user No auto detection at start up will take place ...

Page 42: ...pop up that will allow to choose a device as well Drive X None 360K 5 25 in 1 2M 5 25 in 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in Move Enter Accept ESC Abort Video The Video item allows you to select a video mode Since most modes are outdated we advise you to always select EGA VGA You can select between different video modes by using the Page Up and Page Down keys If you press enter a menu pops up Mo...

Page 43: ...modes by using the Page Up and Page Down keys Values Meaning All Errors Stop booting on all errors No Errors Always Boot no matter what error is detected ALL BUT KEYBOARD Stop booting on all errors but not on a keyboard error All but diskette Stop booting on all errors but a diskette error Halt On All but disk key Stop booting on all errors but keyboard and diskette errors ...

Page 44: ... Boot Device LS 120 protection If this function is enabled and Boot Other Device Enabled someone attempt to write data into this area Swap Floppy Drive Disabled BIOS will show a warning message on Boot Up Floppy Seek Disabled screen and clarm beep Boot Up NumLock Status On Gate A20 Option Fast Typematic Rate Setting Disabled X Typematic Rate Chars Sec 6 X Typematic Delay Msec 250 Security Option S...

Page 45: ...floppy A and B Most systems not even have 2 floppy drives so this item is irrelevant Swap Floppy Drive Disabled Floppy A and B are not swapped Enabled The BIOS will test whether the floppy has 40 or 80 tracks during boot up All new floppy drives are 80 tracks Boot up Floppy Seek Disabled The BIOS will not test the amount of tracks Boot Devices The first to third boot device items allow you to sele...

Page 46: ...an attached ZIP 100 drive LAN The system will attempt to boot over the network You will require a LAN card with boot BIOS for this option to function First Third boot device Disabled This disables booting from this device Keyboard Typematic Rate and Delay Settings If you set the typematic rate setting item to disabled the system will use the defaults of 6 and 250 for the rate and delay items If yo...

Page 47: ...be entered only when the user wants to enter the BIOS setup Security Option System The password must always be entered at boot OS Select for DRAM 64MB Values Meaning Non OS2 If your OS is not OS2 always select this setting OS select for DRAM 64MB OS2 Select this setting only if your OS is OS2 Report No FDD For WIN 95 Values Meaning Yes Report No FDD For WIN 95 No ...

Page 48: ...lay 3 DRAM RAS Precharge Time 3 DRAM Data Integrity Mode Non ECC Memory Frequency For Dram Read Thermal Mgmt Disabled System BIOS Cacheable Enabled Video BIOS Cacheable Disabled Video RAM Cacheable Disabled Memory Hole At 15M 16M Disabled Delayed Transaction Enabled Delay Prior to Thermal 16Min AGP Aperture Size MB 64 AGP Fast Write Enabled Flash BIOS Use GPIO 23 Disabled Move Enter Select PU PD v...

Page 49: ...ual DRAM items Values Meaning Normal DRAM Timing Selectable By SPD 1 5 2 2 5 CAS Latency Time 3 2 DRAM RAS to CAS Delay 3 These controls the DRAM page miss and row miss lead off timing 2 DRAM RAS Precharge Time 3 SDRAM precharge time by RAS Non ECC DARM Data Integrity Mode ECC BIOS Cacheable Values Meaning Enabled System BIOS Cacheable Disabled Define whether system BIOS area cacheable or not Enab...

Page 50: ... no memory hole Memory Hole at 15M 16M Enabled A memory hole exists between 15 and 16MB Delay Transaction Values Meaning Enabled Delay Transaction Disabled AGPAperture Size MB Values Meaning On Chip Video Window Size 4 8 16 32 64 128 256 ...

Page 51: ...A Auto IDE Secondary Slave UDMA Auto USB Controller Enabled USB Keyboard Support Disabled USB Mouse Support Disabled AC97 Audio Auto AC97 Modem Auto Init Display First AGP Onboard Audio Enabled IDE HDD Block Mode Enabled POWER ON Function BUTTON ONLY KB Power ON Password Enter Hot Key Power ON Ctrl F1 Onboard FDD Controller Enabled Onboard Serial Port 1 Auto Onboard Serial Port 2 Auto UART Mode Se...

Page 52: ...O Mode here PIO mode 0 is slowest PIO mode 4 is fastest check your HDD to see what PIO mode it supports If your IDE device supports UDMA mode then it best to enable that mode since it is considerably faster than PIO mode Set to auto for auto detection Auto The BIOS will automatically use Ultra DMA Mode if the IDE device supports it xxx UDMA Disabled This will disable the use of Ultra DMA for this ...

Page 53: ...48 ...

Page 54: ...d This will allow use of a onboard AC97 sound codec AC97 Audio Disabled If you do not need a onboard AC97 sound codec set this item to disabled Enabled AC97 Modem Disabled Power On Function Values Meaning Any Key Turn on power by click and key Button Only Only push power on button Keyboard 98 Click with muti media keyboard power on Password Power on after key in password Must key in password first...

Page 55: ...f duplex only UR2 Duplex Mode Full For IR devices that support full duplex Parallel Port Printer Port Values Meaning Disable Disables use of the parallel port 3BC IRQ7 378 IRQ7 On board Parallel Port 278 IRQ5 Select an IO Address and an IRQ to be used by the parallel port SPP Enables use of SPP devices EPP Enables use of EPP devices ECP Enables use of EPP devices Parallel Port Mode ECP EPP Enables...

Page 56: ...t 330 Midi Port Address Disabled Without midi port or none AC97 m b 5 Set mpu 40 port IRQ address at 5 Midi Port IRQ 10 Set mpu 40 port IRQ address at 5 Game Port Values Meaning 201 Setting game port address at 201 209 Setting game port address at 209 Game Port Disabled Disabled game port ...

Page 57: ... Down Disabled Soft Off by PWRBTN Instant Off CPU THRM Throttling 50 0 Power On by Ring Enabled USB KB Wake Up Form S3 S4 Disabled Resume by Alarm Disabled X Date Of Month Alarm 0 X Time hh mm ss Alarm 0 0 0 Reload Global Timer Events Primary IDE 0 Disabled Primary IDE 0 Disabled Secondary IDE 0 Disabled Secondary IDE 1 Disabled FDD COM LPT Port Disabled PCI PIRQ A D Disabled Move Enter Select PU ...

Page 58: ...mode after being idle for that time Choose from the following time intervals 1 2 4 6 8 10 20 30 40 min and 1 Hour Suspend Mode Disabled The system will never enter suspend mode Video Options Values Meaning Blank Screen The screen will be blank black only V H sync blank The vertical and horizontal sync pulses will be stopped and the screen will be blank Video Off Method DPMS support If your monitor...

Page 59: ...sume By Alarm Values Meaning Enabled You can set the date and time on RTC real time clock alarm awaken a system which has been powered down Resume By Alarm Disabled Disabled this function Date Setting Values Meaning Date of Month Alarm Time HH MM SS You can set the date of month and timer hh mm ss any event occurring will awaken a system which has been powered down IDE Values Meaning Enabled Enabl...

Page 60: ... the OS cannot boot Move Enter Select PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults Reset Configuration Data Values Meaning Disabled This will not reset the system configuration data IRQs DMAs on reboot Reset Configuration Data Enabled This will reset the configuration data Remember to enable this item every time you make a change to y...

Page 61: ...make sure that a certain interrupt is assigned to an ISA device set that interrupt to legacy ISA PCI ISA PnP This setting means the BIOS will assign the DMA Channel as needed it is not fixed to a device DMA x assigned to x 0 1 3 5 6 7 Legacy ISA If you need to make sure that a certain DMA channel is assigned to an ISA device set that channel to legacy ISA PCI VGA Palette Snoop Values Meaning Disab...

Page 62: ...rrent CPUFAN1 Speed Menu Level Current CPUFAN2 Speed Current CPUFAN3 Speed CPU V 3V 5V 12V 12V 5v VBAT V 5VSB V Shutdown Temperature Disabled Move Enter Select PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults CPU Warning Temperature Values Meaning Disabled CPU Warning Temperature 50 122 53 127 56 133 60 140 63 145 66 151 70 158 Values Mea...

Page 63: ...ct PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults CPU Clock Ratio Values Meaning CPU Clock Ratio X8 X23 Auto Detect PCI Clk Values Meaning Enabled If set to enabled the BIOS will detect the values for the PCI clock Auto Detec DIMM PCI Clk Disabled If disabled the BIOS will use the values set on this page and on the Advanced Chipset Feat...

Page 64: ...dy logging in with the user password may only change the user password when entering the BIOS Setup page All other items in the BIOS Setup will be disabled unchangeable When both passwords are disabled anyone may access all BIOS Setup program functions Setting the password To set the Supervisor password select the Set Supervisor Password item in the main BIOS Setup Menu Now a dialog will pop up as...

Page 65: ...ults Advanced Chipset Features Set Supervisor Password Integrated Peripherals Set User Password Power Manag xit Setup PnP PCI Conf Password Disabled Press any key to continue ithout Saving Password Unknown If you forgot the password you can clear the password by erasing the CMOS RAM The RAM data containing the password information is powered by the onboard button cell battery Please refer to the C...

Page 66: ...mouse is installed A0000 C7FFF 160K Available for hi DOS memory C8000 DFFFF 96K Available for hi DOS memory and adapter ROMs E0000 EEFFF 60K Available for UMB EF000 EFFFF 4K Video service routine for monochrome CGA adapter F0000 F7FFF 32K BIOS CMOS setup utility F8000 FCFFF 20K BIOS runtime service routine 2 FD000 FDFFF 4K Plug and play ESCD data area FE000 FFFFF 8K BIOS runtime service routine 1 ...

Page 67: ...s CMOS I O ports 080 09F DMA register 0A0 0BF Interrupt controller slave 0C0 0DF DMA controller slave 0F0 0FF Math coprocessor 1F0 1FB Hard disk controller 278 27F Parallel port 2 2B0 2DF Graphics adapter controller 2F8 2FF Serial port 2 360 36F Network ports 378 37F Parallel port 1 3B0 3BF Monochrome parallel port adapter 3C0 3CF EGA adapter 3D0 CDF CGA adapter 3F0 3F7 Floppy disk controller 3F8 ...

Page 68: ...esh request Timer channel 2 speaker tone generator DMA channels DMA channel 0 available DMA channel 1 onboard ECP option DMA channel 2 floppy disk SMC chip DMA channel 3 onboard ECP default DMA channel 4 cascade for DMA controller 1 DMA channel 5 available DMA channel 6 available DMA channel 7 available ...

Page 69: ... 1 keyboard output buffer full 2 cascade for IRQ 8 15 3 serial port2 4 serial port1 5 parallel port 2 6 floppy disk SMC chip 7 parallel port 1 8 RTC clock 9 available 10 available 11 available 12 PS 2 mouse 13 math coprocessor 14 onboard hard disk IDE1 channel 15 onboard hard disk IDE2 channel ...

Page 70: ...register d 0e diagnostic status byte 0f shutdown byte 10 floppy disk drive type byte 12 hard disk type byte 13 reserve 14 equipment type 15 base memory low byte 16 base memory high byte 17 extension memory low byte 18 extension memory high byte 19 2d 2e 2f 30 Reserved for extension memory low byte 31 reserved for extension memory high byte 32 date century byte 33 information flag 34 3f reserve 40 ...

Page 71: ...troller 2 8237A 5 0F0 0FF i486 Math Coprocessor 1F0 1F8 Fixed Disk Drive Adapter 200 207 Game I O 20C 20D Reserved 21F Reserved 278 27F Parallel Printer Port 2 2B0 2DF Alternate Enhanced Graphic Adapter 2E1 GPIB Adapter 0 2E2 2E3 Data Acquisition Adapter 0 2F8 2FF Serial Port 2 RS 232 C 300 31F Prototype Card 360 363 PC Network Low Address 364 367 Reserved 368 36B PC Network High Address 36C 36F R...

Page 72: ...8 3FF Serial Port 1 RS 232 C 6E2 6E3 Data Acquisition Adapter 1 790 793 Cluster Adapter 1 AE2 AE3 Data Acquisition Adapter 2 B90 B93 Cluster Adapter 2 EE2 EE3 Data Acquisition Adapter 3 1390 1393 Cluster Adapter 3 22E1 GPIB Adapter 1 2390 2393 Cluster Adapter 4 42E1 GPIB Adapter 2 62E1 GPIB Adapter 3 82E1 GPIB Adapter 4 A2E1 GPIB Adapter 5 C2E1 GPIB Adapter 6 E2E1 GPIB Adapter 7 ...

Page 73: ...nd DIMM modules are not plugged well the system makes longer and constant beep sounds 2 BIOS ROM checksum error It indicates the checksum of the BIOS code is not right and system will always halt on power on screen Contact the dealer to exchange a new BIOS 3 CMOS battery fails It indicates the CMOS battery does not work Contact the dealer to exchange a new battery 4 CMOS checksum error It indicate...

Page 74: ...and be sure no keys are pressed during power on self test 8 Memory test fails There will be more information to specify the type and location of the memory error 9 Primary master hard disk fail The BIOS find an error in the primary master hard disk drive 10 Primary slave hard disk fail The BIOS finds an error in the primary slave hard disk drive 11 Secondary master hard disk fail The BIOS finds an...

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